A vulnerability was found in Microsoft Windows 2000 (Operating System). It has been rated as critical. Affected by this issue is an unknown code block of the component Terminal Service. The manipulation with an unknown input leads to a improper authentication vulnerability. Using CWE to declare the problem leads to CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. Impacted is confidentiality, and integrity. CVE summarizes:

Microsoft SQL Server before Windows 2000 SP4 allows local users to gain privileges as the SQL Server user by calling the xp_fileexist extended stored procedure with a named pipe as an argument instead of a normal file.

The issue has been introduced in 02/17/2000. The weakness was disclosed 07/04/2003 with Microsoft (Website). The advisory is shared for download at microsoft.com. This vulnerability is handled as CVE-2003-0496 since 06/30/2003. The attack needs to be approached locally. The requirement for exploitation is a simple authentication. There are neither technical details nor an exploit publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 1233 days. During that time the estimated underground price was around $5k-$25k.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at microsoft.com.

The entries 153, 146, 154 and 148 are pretty similar.

Productinfo

Type

• Operating System

Vendor

• Microsoft

Name

• Windows

Version

• 2000

License

• commercial

CPE 2.3info

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CPE 2.2info

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